If two areas of the screen require approximately the same amount of space, make them exactly the same size. If two areas have different requirements, make them substantially different.

• 如果屏幕上的两个区域占用的空间差不多大，那么就干脆把它们做成一模一样的；如果两个区域的需求不同，那么就把它们做成明显的不同。